package operation;

import book.BookList;

/**
 * Created with IDEA
 * author:ju bai
 * Date:2021/1/18
 * Time:18:18
 **/
public class ExitOperation implements IOperation{
    @Override
    public void work(BookList bookList) {
        System.out.println("退出系统！");
        System.exit(1);
    }
}
